I've recently moved upstairs and now I can't keep my computer connected via Ethernet like I used to. Initially, the WiFi worked fine for about 30 minutes, but now it just shows 'No Internet, secured.' My PC, which runs Windows 11, connects to Wi-Fi networks, gets a valid IPv4 address and gateway, but when I try to ping 8.8.8.8, it times out completely. I've tried restarting both the PC and the router, forgetting and re-adding the Wi-Fi networks, using the Windows Network Troubleshooter, flushing the network stack, and I've even verified that the adapter is set to obtain IP and DNS automatically. I've also tried setting a manual DNS but still get 100% packet loss on pings. I'm not very tech-savvy, so I'm a bit overwhelmed trying to solve this. What can I do to fix this WiFi issue?
3 Answers
It looks like the issue might not be related to your local setup since your resets haven’t helped and pings are timing out. It could be a firewall or security software blocking the connection. I recommend checking for the latest driver for your Wireless Adapter directly from your manufacturer’s website instead of through Windows Update, and then manually reinstalling it. This could solve your connectivity problem!
You've done a great job troubleshooting! One thing to try is posting your system configuration details to get more specific help. In the meantime, you could tether your phone to your computer to check if it’s a hardware issue with your WiFi card. If that works, then we know the problem lies with your built-in WiFi setup. Let us know what you find out!
Nice job on the troubleshooting steps! If trying out a different WiFi adapter is within your budget, that could quickly let us know if your current network interface card (NIC) is faulty. Sometimes hardware fails, and a cheap USB WiFi adapter can save you a lot of headaches. Just a thought!

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